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Monthly climate in Bunumbu, Eastern Province, Sierra Leone

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Bunumbu features a tropical monsoon climate (Am).Temperatures typically range between 24 °C (76 °F) and 29 °C (84 °F) through the year, but rarely can drop to 16 °C (62 °F) or can rise to as high as 39 °C (103 °F).The average annual precipitation amounts to about 2208 mm (86.9 inches) and receives 220 rainy days on the 1 mm (0.04 inches) threshold annually.Bunumbu enjoys an average of 2993 hours of sunshine throughout the year, and daylight varies from 11 hours 38 minutes to 12 hours 34 minutes per day.

Monthly average temperatures in Bunumbu, Eastern Province, Sierra Leone §

The warmest months in Bunumbu are February, March and April, with daily mean temperatures ranging from 28 to 29 °C (82 - 84 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 24 to 25 °C (76 - 77 °F) throughout the day. On average each year, Bunumbu experiences 324 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Bunumbu, Eastern Province, Sierra Leone.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 37°C
(98°F)		 38°C
(101°F)		 39°C
(103°F)		 37°C
(99°F)		 36°C
(97°F)		 33°C
(91°F)		 31°C
(89°F)		 32°C
(90°F)		 32°C
(90°F)		 33°C
(91°F)		 33°C
(92°F)		 36°C
(96°F)
Mean maximum 36°C
(98°F)		 38°C
(100°F)		 38°C
(100°F)		 36°C
(96°F)		 34°C
(94°F)		 32°C
(89°F)		 31°C
(88°F)		 31°C
(87°F)		 32°C
(89°F)		 32°C
(90°F)		 32°C
(90°F)		 34°C
(93°F)
Average high 34°C
(94°F)		 35°C
(96°F)		 35°C
(95°F)		 33°C
(92°F)		 31°C
(89°F)		 30°C
(86°F)		 28°C
(82°F)		 28°C
(82°F)		 29°C
(84°F)		 30°C
(86°F)		 30°C
(87°F)		 31°C
(89°F)
Daily mean 27°C
(81°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(82°F)		 27°C
(80°F)		 25°C
(78°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)
Average low 22°C
(72°F)		 23°C
(74°F)		 24°C
(76°F)		 24°C
(76°F)		 24°C
(75°F)		 23°C
(73°F)		 22°C
(73°F)		 22°C
(72°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(73°F)		 22°C
(72°F)
Mean minimum 19°C
(66°F)		 21°C
(70°F)		 23°C
(73°F)		 23°C
(73°F)		 22°C
(72°F)		 22°C
(71°F)		 21°C
(70°F)		 21°C
(70°F)		 21°C
(71°F)		 21°C
(71°F)		 21°C
(71°F)		 19°C
(67°F)
Minimum 16°C
(62°F)		 19°C
(66°F)		 21°C
(69°F)		 22°C
(72°F)		 22°C
(71°F)		 21°C
(70°F)		 21°C
(70°F)		 20°C
(67°F)		 20°C
(68°F)		 21°C
(70°F)		 21°C
(70°F)		 17°C
(63°F)

Compare climate in Bunumbu with other places

Compare temperature, precipitation, sunshine, UV index in Bunumbu, Eastern Province, Sierra Leone with other places around the world.

Monthly average precipitation in Bunumbu, Eastern Province, Sierra Leone §

Bunumbu usually has the most precipitation in July, August and September, with an average of 29 rainy days and 401 mm (15.8 inches) of precipitation per month.The driest months in Bunumbu are January, February and December. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Bunumbu, Eastern Province, Sierra Leone.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 5 (0.2) 23 (0.9) 70 (2.7) 95 (3.7) 173 (6.8) 268 (10.6) 387 (15.2) 387 (15.2) 429 (16.9) 245 (9.7) 106 (4.2) 20 (0.8)
Average precipitation days (≥ 1 mm) 0 4 13 16 24 27 30 29 28 28 17 4

Monthly sunshine hours in Bunumbu, Eastern Province, Sierra Leone §

The sunniest months in Bunumbu are February, March and December, when the sun shines an average of 9 hours 25 minutes a day.Least sunny months in Bunumbu: July, August and September receive an average of 6 hours 48 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bunumbu, Eastern Province, Sierra Leone.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 255 282 275 255 249 228 207 200 217 260 262 299
Mean daily daylight hours 11h 41m 11h 51m 12h 4m 12h 17m 12h 29m 12h 34m 12h 31m 12h 21m 12h 8m 11h 55m 11h 44m 11h 38m

Solar UV radiation in Bunumbu, Eastern Province, Sierra Leone §

Bunumbu experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure.February, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Bunumbu UV Index data.

Average daily maximum UV levels by month for Bunumbu, Eastern Province, Sierra Leone.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 11 11 12 13 13 12 13 13 13 12 10 10